sources-request@mirror.UUCP (03/04/87)
Submitted by: trevor@grasp.cis.upenn.edu (Trevor Darrell)
Mod.sources: Volume 8, Issue 98
Archive-name: psfig-tex/Part03
#! /bin/sh
# This is a shell archive. Remove anything before this line,
# then unpack it by saving it in a file and typing "sh file".
# If all goes well, you will see the message "End of archive 3 (of 3)."
# Contents: src/psfig.tex
PATH=/bin:/usr/bin:/usr/ucb; export PATH
echo shar: extracting "'src/psfig.tex'" '(8941 characters)'
if test -f 'src/psfig.tex' ; then
echo shar: will not over-write existing file "'src/psfig.tex'"
else
sed 's/^X//' >src/psfig.tex <<'@//E*O*F src/psfig.tex//'
X% psfigTeX macros
X%
X% All software, documentation, and related files in this distribution of
X% psfig/tex are Copyright (c) 1987 Trevor J. Darrell
X%
X% Permission is granted for use and non-profit distribution of psfig/tex
X% providing that this notice be clearly maintained, but the right to
X% distribute any portion of psfig/tex for profit or as part of any commercial
X% product is specifically reserved for the author.
X%
X%
X% $Header: psfig.tex,v 1.7 87/01/19 15:55:27 trevor Exp $
X%
X\catcode`\@=11\relax
X\newwrite\@unused
X\def\typeout#1{{\let\protect\string\immediate\write\@unused{#1}}}
X\def\psglobal#1{
X\immediate\special{ps:plotfile #1 global}}
X\def\psfiginit{\typeout{psfiginit}
X\immediate\psglobal{figtex.pro}}
X%
X% @psdo control structure -- similar to Latex @for.
X% I redefined these with different names so that psfig can
X% be used with TeX as well as LaTeX, and so that it will not
X% be vunerable to future changes in LaTeX's internal
X% control structure,
X%
X\def\@nnil{\@nil}
X\def\@empty{}
X\def\@psdonoop#1\@@#2#3{}
X\def\@psdo#1:=#2\do#3{\edef\@psdotmp{#2}\ifx\@psdotmp\@empty \else
X \expandafter\@psdoloop#2,\@nil,\@nil\@@#1{#3}\fi}
X\def\@psdoloop#1,#2,#3\@@#4#5{\def#4{#1}\ifx #4\@nnil \else
X #5\def#4{#2}\ifx #4\@nnil \else#5\@ipsdoloop #3\@@#4{#5}\fi\fi}
X\def\@ipsdoloop#1,#2\@@#3#4{\def#3{#1}\ifx #3\@nnil
X \let\@nextwhile=\@psdonoop \else
X #4\relax\let\@nextwhile=\@ipsdoloop\fi\@nextwhile#2\@@#3{#4}}
X\def\@tpsdo#1:=#2\do#3{\xdef\@psdotmp{#2}\ifx\@psdotmp\@empty \else
X \@tpsdoloop#2\@nil\@nil\@@#1{#3}\fi}
X\def\@tpsdoloop#1#2\@@#3#4{\def#3{#1}\ifx #3\@nnil
X \let\@nextwhile=\@psdonoop \else
X #4\relax\let\@nextwhile=\@tpsdoloop\fi\@nextwhile#2\@@#3{#4}}
X%
X%
X\def\psdraft{
X \def\@psdraft{0}
X %\typeout{draft level now is \@psdraft \space . }
X}
X\def\psfull{
X \def\@psdraft{100}
X %\typeout{draft level now is \@psdraft \space . }
X}
X\psfull
X\newif\if@prologfile
X\newif\if@postlogfile
X%%% These are for the option list.
X%%% A specification of the form a = b maps to calling \@p@@sa{b}
X\newif\if@bbllx
X\newif\if@bblly
X\newif\if@bburx
X\newif\if@bbury
X\newif\if@height
X\newif\if@width
X\newif\if@rheight
X\newif\if@rwidth
X\newif\if@clip
X\def\@p@@sclip#1{\@cliptrue}
X\def\@p@@sfile#1{%\typeout{file is #1}
X \def\@p@sfile{#1}
X}
X\def\@p@@sfigure#1{\def\@p@sfile{#1}}
X\def\@p@@sbbllx#1{
X %\typeout{bbllx is #1}
X \@bbllxtrue
X \dimen100=#1
X \edef\@p@sbbllx{\number\dimen100}
X}
X\def\@p@@sbblly#1{
X %\typeout{bblly is #1}
X \@bbllytrue
X \dimen100=#1
X \edef\@p@sbblly{\number\dimen100}
X}
X\def\@p@@sbburx#1{
X %\typeout{bburx is #1}
X \@bburxtrue
X \dimen100=#1
X \edef\@p@sbburx{\number\dimen100}
X}
X\def\@p@@sbbury#1{
X %\typeout{bbury is #1}
X \@bburytrue
X \dimen100=#1
X \edef\@p@sbbury{\number\dimen100}
X}
X\def\@p@@sheight#1{
X \@heighttrue
X \dimen100=#1
X \edef\@p@sheight{\number\dimen100}
X %\typeout{Height is \@p@sheight}
X}
X\def\@p@@swidth#1{
X %\typeout{Width is #1}
X \@widthtrue
X \dimen100=#1
X \edef\@p@swidth{\number\dimen100}
X}
X\def\@p@@srheight#1{
X %\typeout{Reserved height is #1}
X \@rheighttrue
X \dimen100=#1
X \edef\@p@srheight{\number\dimen100}
X}
X\def\@p@@srwidth#1{
X %\typeout{Reserved width is #1}
X \@rwidthtrue
X \dimen100=#1
X \edef\@p@srwidth{\number\dimen100}
X}
X\def\@p@@sprolog#1{\@prologfiletrue\def\@prologfileval{#1}}
X\def\@p@@spostlog#1{\@postlogfiletrue\def\@postlogfileval{#1}}
X\def\@cs@name#1{\csname #1\endcsname}
X\def\@setparms#1=#2,{\@cs@name{@p@@s#1}{#2}}
X%
X% initialize the defaults (size the size of the figure)
X%
X\def\ps@init@parms{
X \@bbllxfalse \@bbllyfalse
X \@bburxfalse \@bburyfalse
X \@heightfalse \@widthfalse
X \@rheightfalse \@rwidthfalse
X \def\@p@sbbllx{}\def\@p@sbblly{}
X \def\@p@sbburx{}\def\@p@sbbury{}
X \def\@p@sheight{}\def\@p@swidth{}
X \def\@p@srheight{}\def\@p@srwidth{}
X \def\@p@sfile{}
X \def\@p@scost{10}
X \def\@sc{}
X \@prologfilefalse
X \@postlogfilefalse
X \@clipfalse
X}
X%
X% Go through the options setting things up.
X%
X\def\parse@ps@parms#1{
X \@psdo\@psfiga:=#1\do
X {\expandafter\@setparms\@psfiga,}}
X%
X% Compute bb height and width
X%
X\newif\ifno@bb
X\newif\ifnot@eof
X\newread\ps@stream
X\def\bb@missing{
X \typeout{psfig: searching \@p@sfile \space for bounding box}
X \openin\ps@stream=\@p@sfile
X \no@bbtrue
X \not@eoftrue
X \catcode`\%=12
X \loop
X \read\ps@stream to \line@in
X \global\toks200=\expandafter{\line@in}
X \ifeof\ps@stream \not@eoffalse \fi
X %\typeout{ looking at :: \the\toks200 }
X \@bbtest{\toks200}
X \if@bbmatch\not@eoffalse\expandafter\bb@cull\the\toks200\fi
X \ifnot@eof \repeat
X \catcode`\%=14
X}
X\catcode`\%=12
X\newif\if@bbmatch
X\def\@bbtest#1{\expandafter\@a@\the#1%%BoundingBox:\@bbtest\@a@}
X\long\def\@a@#1%%BoundingBox:#2#3\@a@{\ifx\@bbtest#2\@bbmatchfalse\else\@bbmatchtrue\fi}
X\long\def\bb@cull#1 #2 #3 #4 #5 {
X \dimen100=#2 bp\edef\@p@sbbllx{\number\dimen100}
X \dimen100=#3 bp\edef\@p@sbblly{\number\dimen100}
X \dimen100=#4 bp\edef\@p@sbburx{\number\dimen100}
X \dimen100=#5 bp\edef\@p@sbbury{\number\dimen100}
X \no@bbfalse
X}
X\catcode`\%=14
X%
X\def\compute@bb{
X \no@bbfalse
X \if@bbllx \else \no@bbtrue \fi
X \if@bblly \else \no@bbtrue \fi
X \if@bburx \else \no@bbtrue \fi
X \if@bbury \else \no@bbtrue \fi
X \ifno@bb \bb@missing \fi
X \ifno@bb \typeout{FATAL ERROR: no bb supplied or found}
X \no-bb-error
X \fi
X %
X \count203=\@p@sbburx
X \count204=\@p@sbbury
X \advance\count203 by -\@p@sbbllx
X \advance\count204 by -\@p@sbblly
X \edef\@bbw{\number\count203}
X \edef\@bbh{\number\count204}
X %\typeout{ bbh = \@bbh, bbw = \@bbw }
X}
X%
X% \in@hundreds performs #1 * (#2 / #3) correct to the hundreds,
X% then leaves the result in @result
X%
X\def\in@hundreds#1#2#3{\count240=#2 \count241=#3
X \count100=\count240 % 100 is first digit #2/#3
X \divide\count100 by \count241
X \count101=\count100
X \multiply\count101 by \count241
X \advance\count240 by -\count101
X \multiply\count240 by 10
X \count101=\count240 %101 is second digit of #2/#3
X \divide\count101 by \count241
X \count102=\count101
X \multiply\count102 by \count241
X \advance\count240 by -\count102
X \multiply\count240 by 10
X \count102=\count240 % 102 is the third digit
X \divide\count102 by \count241
X \count200=#1\count205=0
X \count201=\count200
X \multiply\count201 by \count100
X \advance\count205 by \count201
X \count201=\count200
X \divide\count201 by 10
X \multiply\count201 by \count101
X \advance\count205 by \count201
X %
X \count201=\count200
X \divide\count201 by 100
X \multiply\count201 by \count102
X \advance\count205 by \count201
X %
X \edef\@result{\number\count205}
X}
X\def\compute@wfromh{
X % computing : width = height * (bbw / bbh)
X \in@hundreds{\@p@sheight}{\@bbw}{\@bbh}
X %\typeout{ \@p@sheight * \@bbw / \@bbh, = \@result }
X \edef\@p@swidth{\@result}
X %\typeout{w from h: width is \@p@swidth}
X}
X\def\compute@hfromw{
X % computing : height = width * (bbh / bbw)
X \in@hundreds{\@p@swidth}{\@bbh}{\@bbw}
X %\typeout{ \@p@swidth * \@bbh / \@bbw = \@result }
X \edef\@p@sheight{\@result}
X %\typeout{h from w : height is \@p@sheight}
X}
X\def\compute@handw{
X \if@height
X \if@width
X \else
X \compute@wfromh
X \fi
X \else
X \if@width
X \compute@hfromw
X \else
X \edef\@p@sheight{\@bbh}
X \edef\@p@swidth{\@bbw}
X \fi
X \fi
X}
X\def\compute@resv{
X \if@rheight \else \edef\@p@srheight{\@p@sheight} \fi
X \if@rwidth \else \edef\@p@srwidth{\@p@swidth} \fi
X}
X%
X% Compute any missing values
X\def\compute@sizes{
X \compute@bb
X \compute@handw
X \compute@resv
X}
X%
X% \psfig
X% usage : \psfig{file=, height=, width=, bbllx=, bblly=, bburx=, bbury=,
X% rheight=, rwidth=, clip=}
X%
X% "clip=" is a switch and takes no value, but the `=' must be preset.
X\def\psfig#1{\vbox {
X % do a zero width hard space so that a single
X % \psfig in a centering enviornment will behave nicely
X %{\setbox0=\hbox{\ }\ \hskip-\wd0}
X %
X \ps@init@parms
X \parse@ps@parms{#1}
X \compute@sizes
X %
X \ifnum\@p@scost<\@psdraft{
X \typeout{psfig: including \@p@sfile \space }
X %
X \special{ps::[begin] \@p@swidth \space \@p@sheight \space
X \@p@sbbllx \space \@p@sbblly \space
X \@p@sbburx \space \@p@sbbury \space
X startTexFig \space }
X \if@clip{
X \typeout{(clip)}
X \special{ps:: \@p@sbbllx \space \@p@sbblly \space
X \@p@sbburx \space \@p@sbbury \space
X doclip \space }
X }\fi
X \if@prologfile
X \special{ps: plotfile \@prologfileval \space } \fi
X \special{ps: plotfile \@p@sfile \space }
X \if@postlogfile
X \special{ps: plotfile \@postlogfileval \space } \fi
X \special{ps::[end] endTexFig \space }
X % Create the vbox to reserve the space for the figure
X \vbox to \@p@srheight true sp{
X \hbox to \@p@srwidth true sp{
X \hfil
X }
X \vfil
X }
X }\else{
X % draft figure, just reserve the space and print the
X % path name.
X \vbox to \@p@srheight true sp{
X \vss
X \hbox to \@p@srwidth true sp{
X \hss
X \@p@sfile
X \hss
X }
X \vss
X }
X }\fi
X}}
X\catcode`\@=12\relax
X
@//E*O*F src/psfig.tex//
if test 8941 -ne "`wc -c <'src/psfig.tex'`"; then
echo shar: error transmitting "'src/psfig.tex'" '(should have been 8941 characters)'
fi
fi # end of overwriting check
echo shar: "End of archive 3 (of 3)."
cp /dev/null ark3isdone
DONE=true
for I in 1 2 3; do
if test -! f ark${I}isdone; then
echo "You still need to run archive ${I}."
DONE=false
fi
done
case $DONE in
true)
echo "You have run all 3 archives."
echo 'See the README'
;;
esac
## End of shell archive.
exit 0